trojan

adjective1

1. •
   Describing a satellite (moon or minor planet) that shares an orbit with another

noun1

1. •
   Malware that appears to perform or actually performs a desired task for a user while performing a harmful task without the user's knowledge or consent.

verb1

1. •
   To infect (a system) with a trojan.

noun6

1. •
   A native or inhabitant of the ancient city of Troy.
2. •
   Ellipsis of Trojan horse.
3. •
   A student (especially an athlete) of the University of Southern California.
4. •
   One who shows great pluck, endurance, strength, etc.

   • Farewell he, he was a kinde good fellow, a true Troyan: and it euer be my lucks to meete him at more leasure, Ile make him full amendes with a Cup full of Canarie. — 1600
5. •
   A Trojan asteroid.
6. •
   An object residing at a Trojan point.

adjective4

1. •
   Of, or relating to, the famed city of Troy or its inhabitants.
2. •
   Malicious but disguised as legitimate
3. •
   Involving great strength or endurance.

   • You know you should get up but the thought of making your way to the bathroom to wash is like a trojan task. Why bother? — 2009
4. •
   Of, or relating to, a Trojan point.